John Morrissey

John Patrick Morrissey (born 31 December 1968 in Cork) is an Irish microbiologist and biotechnologist. Since 2000, he has worked and taught as Professor of Microbiology at University College Cork (UCC), Ireland. Recently he works mainly on the optimisation of yeasts for industrial biotechnology, but is also involved in the works with several other organisms.

Life and career John Morrissey studied microbiology at University College Cork, graduating with a bachelor's degree in science in 1990. After graduating, he moved to the European Molecular Biology Laboratory (EMBL) in Heidelberg, Germany, where he worked in David Tollervey's group on his doctoral thesis in the field of yeast molecular biology, in particular on specific snoRNA and the formation of rRNA in Saccharomyces cerevisiae.

He received his doctorate in 1994 for his work and was a postdoctoral fellow at the University of California, Berkeley, in the United States from 1995 to 1997 in the laboratory of Alan Sachs. .